CCaaS / IVA, Google CCAI / GECX, Five9, Genesys Cloud CX, Conversational IVR, NLU / NLP, Intent and flow orchestration, Webhook integrations, Speech-to-text / Text-to-speech, APIs / RESTful APIs, JSON, SCRAPI, CX Agent Studio, Google ADK, Vertex AI Search, Knowledge Catalog, Dialogflow CX, Agent Engine, APIGEE, RAG, Gemini 1.5 Pro, Vertex AI, AI/ML, XGBoost SARIMA, Prophet, Prompt Engineering, TensorFlow, Kafka, Relational / NoSQL databases, CI/CD, DevOps, Observability, Agile, Data structures, algorithms, and design patterns. Orchestration Design: Build and deploy multi-agent systems using CX Agent Studio, Google ADK, Vertex AI Search, Knowledge Catalog, DialogFlow CX, and Agent Engine that can handle long-running business processes (e.g., autonomous insurance claim processing or multi-vendor travel booking).